Move the download code to new directories:

chrome/browser/download/download_manager_unittest.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <string>
 
 #include "base/logging.h"
-#include "chrome/browser/download_manager.h"
-#include "chrome/browser/download_util.h"
+#include "chrome/browser/download/download_manager.h"
+#include "chrome/browser/download/download_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class DownloadManagerTest : public testing::Test {
  public:
   DownloadManagerTest() {
     download_manager_ = new DownloadManager();
     download_util::InitializeExeTypes(&download_manager_->exe_types_);
   }
 
   void GetGeneratedFilename(const std::string& content_disposition,
@@ skipping 291 matching lines @@
   for (int i = 0; i < arraysize(kGeneratedFiles); ++i) {
     std::wstring file_name;
     GetGeneratedFilename(kGeneratedFiles[i].disposition,
                          kGeneratedFiles[i].url,
                          kGeneratedFiles[i].mime_type,
                          &file_name);
     EXPECT_EQ(kGeneratedFiles[i].expected_name, file_name);
   }
 }